Sunil Batra Solutions for Chapter: Force and Laws of Motion, Exercise 8: CHAPTER PRACTICE TEST 1

The force required to move a body of mass $1 \mathrm{g}$with a uniform velocity of $1 \mathrm{m} {\mathrm{s}}^{-1}$ is $9.8 \mathrm{N}$.

When a carpet is beaten with a stick, the dust particles come out of it due to inertia of rest.

According to Newton's third law, action and reaction forces act on the same body.

In swimming, Newton's _____ (second/ third) law works.

Total momentum of gun and bullet before firing is _____.

(Choose from: zero/ positive/ negative)

The SI unit of momentum is _____.

Newton's first law of motion is also known as the law of _____.

Rate of change of momentum is also known as _____.